diff options
Diffstat (limited to 'libiptc/libip6tc.c')
| -rw-r--r-- | libiptc/libip6tc.c | 178 |
1 files changed, 1 insertions, 177 deletions
diff --git a/libiptc/libip6tc.c b/libiptc/libip6tc.c index ca01bcb4..b7dd1e33 100644 --- a/libiptc/libip6tc.c +++ b/libiptc/libip6tc.c @@ -244,6 +244,7 @@ is_same(const STRUCT_ENTRY *a, const STRUCT_ENTRY *b, return mptr; } +#if 0 /* All zeroes == unconditional rule. */ static inline int unconditional(const struct ip6t_ip6 *ipv6) @@ -256,181 +257,4 @@ unconditional(const struct ip6t_ip6 *ipv6) return (i == sizeof(*ipv6)); } - -#ifdef IPTC_DEBUG -/* Do every conceivable sanity check on the handle */ -static void -do_check(struct xtc_handle *h, unsigned int line) -{ - unsigned int i, n; - unsigned int user_offset; /* Offset of first user chain */ - int was_return; - - assert(h->changed == 0 || h->changed == 1); - if (strcmp(h->info.name, "filter") == 0) { - assert(h->info.valid_hooks - == (1 << NF_IP6_LOCAL_IN - | 1 << NF_IP6_FORWARD - | 1 << NF_IP6_LOCAL_OUT)); - - /* Hooks should be first three */ - assert(h->info.hook_entry[NF_IP6_LOCAL_IN] == 0); - - n = get_chain_end(h, 0); - n += get_entry(h, n)->next_offset; - assert(h->info.hook_entry[NF_IP6_FORWARD] == n); - - n = get_chain_end(h, n); - n += get_entry(h, n)->next_offset; - assert(h->info.hook_entry[NF_IP6_LOCAL_OUT] == n); - - user_offset = h->info.hook_entry[NF_IP6_LOCAL_OUT]; - } else if (strcmp(h->info.name, "nat") == 0) { - assert((h->info.valid_hooks - == (1 << NF_IP6_PRE_ROUTING - | 1 << NF_IP6_LOCAL_OUT - | 1 << NF_IP6_POST_ROUTING)) || - (h->info.valid_hooks - == (1 << NF_IP6_PRE_ROUTING - | 1 << NF_IP6_LOCAL_IN - | 1 << NF_IP6_LOCAL_OUT - | 1 << NF_IP6_POST_ROUTING))); - - assert(h->info.hook_entry[NF_IP6_PRE_ROUTING] == 0); - - n = get_chain_end(h, 0); - - n += get_entry(h, n)->next_offset; - assert(h->info.hook_entry[NF_IP6_POST_ROUTING] == n); - n = get_chain_end(h, n); - - n += get_entry(h, n)->next_offset; - assert(h->info.hook_entry[NF_IP6_LOCAL_OUT] == n); - user_offset = h->info.hook_entry[NF_IP6_LOCAL_OUT]; - - if (h->info.valid_hooks & (1 << NF_IP6_LOCAL_IN)) { - n = get_chain_end(h, n); - n += get_entry(h, n)->next_offset; - assert(h->info.hook_entry[NF_IP6_LOCAL_IN] == n); - user_offset = h->info.hook_entry[NF_IP6_LOCAL_IN]; - } - - } else if (strcmp(h->info.name, "mangle") == 0) { - /* This code is getting ugly because linux < 2.4.18-pre6 had - * two mangle hooks, linux >= 2.4.18-pre6 has five mangle hooks - * */ - assert((h->info.valid_hooks - == (1 << NF_IP6_PRE_ROUTING - | 1 << NF_IP6_LOCAL_OUT)) || - (h->info.valid_hooks - == (1 << NF_IP6_PRE_ROUTING - | 1 << NF_IP6_LOCAL_IN - | 1 << NF_IP6_FORWARD - | 1 << NF_IP6_LOCAL_OUT - | 1 << NF_IP6_POST_ROUTING))); - - /* Hooks should be first five */ - assert(h->info.hook_entry[NF_IP6_PRE_ROUTING] == 0); - - n = get_chain_end(h, 0); - - if (h->info.valid_hooks & (1 << NF_IP6_LOCAL_IN)) { - n += get_entry(h, n)->next_offset; - assert(h->info.hook_entry[NF_IP6_LOCAL_IN] == n); - n = get_chain_end(h, n); - } - - if (h->info.valid_hooks & (1 << NF_IP6_FORWARD)) { - n += get_entry(h, n)->next_offset; - assert(h->info.hook_entry[NF_IP6_FORWARD] == n); - n = get_chain_end(h, n); - } - - n += get_entry(h, n)->next_offset; - assert(h->info.hook_entry[NF_IP6_LOCAL_OUT] == n); - user_offset = h->info.hook_entry[NF_IP6_LOCAL_OUT]; - - if (h->info.valid_hooks & (1 << NF_IP6_POST_ROUTING)) { - n = get_chain_end(h, n); - n += get_entry(h, n)->next_offset; - assert(h->info.hook_entry[NF_IP6_POST_ROUTING] == n); - user_offset = h->info.hook_entry[NF_IP6_POST_ROUTING]; - } - } else if (strcmp(h->info.name, "raw") == 0) { - assert(h->info.valid_hooks - == (1 << NF_IP6_PRE_ROUTING - | 1 << NF_IP6_LOCAL_OUT)); - - /* Hooks should be first three */ - assert(h->info.hook_entry[NF_IP6_PRE_ROUTING] == 0); - - n = get_chain_end(h, n); - n += get_entry(h, n)->next_offset; - assert(h->info.hook_entry[NF_IP6_LOCAL_OUT] == n); - - user_offset = h->info.hook_entry[NF_IP6_LOCAL_OUT]; - } else { - fprintf(stderr, "Unknown table `%s'\n", h->info.name); - abort(); - } - - /* User chain == end of last builtin + policy entry */ - user_offset = get_chain_end(h, user_offset); - user_offset += get_entry(h, user_offset)->next_offset; - - /* Overflows should be end of entry chains, and unconditional - policy nodes. */ - for (i = 0; i < NUMHOOKS; i++) { - STRUCT_ENTRY *e; - STRUCT_STANDARD_TARGET *t; - - if (!(h->info.valid_hooks & (1 << i))) - continue; - assert(h->info.underflow[i] - == get_chain_end(h, h->info.hook_entry[i])); - - e = get_entry(h, get_chain_end(h, h->info.hook_entry[i])); - assert(unconditional(&e->ipv6)); - assert(e->target_offset == sizeof(*e)); - t = (STRUCT_STANDARD_TARGET *)GET_TARGET(e); - printf("target_size=%u, align=%u\n", - t->target.u.target_size, ALIGN(sizeof(*t))); - assert(t->target.u.target_size == ALIGN(sizeof(*t))); - assert(e->next_offset == sizeof(*e) + ALIGN(sizeof(*t))); - - assert(strcmp(t->target.u.user.name, STANDARD_TARGET)==0); - assert(t->verdict == -NF_DROP-1 || t->verdict == -NF_ACCEPT-1); - - /* Hooks and underflows must be valid entries */ - iptcb_entry2index(h, get_entry(h, h->info.hook_entry[i])); - iptcb_entry2index(h, get_entry(h, h->info.underflow[i])); - } - - assert(h->info.size - >= h->info.num_entries * (sizeof(STRUCT_ENTRY) - +sizeof(STRUCT_STANDARD_TARGET))); - - assert(h->entries.size - >= (h->new_number - * (sizeof(STRUCT_ENTRY) - + sizeof(STRUCT_STANDARD_TARGET)))); - assert(strcmp(h->info.name, h->entries.name) == 0); - - i = 0; n = 0; - was_return = 0; - -#if 0 - /* Check all the entries. */ - ENTRY_ITERATE(h->entries.entrytable, h->entries.size, - check_entry, &i, &n, user_offset, &was_return, h); - - assert(i == h->new_number); - assert(n == h->entries.size); - - /* Final entry must be error node */ - assert(strcmp(GET_TARGET(index2entry(h, h->new_number-1)) - ->u.user.name, - ERROR_TARGET) == 0); #endif -} -#endif /*IPTC_DEBUG*/ |